<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <script src="../js/common/vue.js"></script>
    <title>VueJS</title>
</head>
<body>
    <div id="root">{{msg}}</div>

    <script>
        new Vue({
            el: "#root",
            data: {
                msg: "Hello world！"
            }
        })
    </script>
</body>
</html>